Annual 8-30 cm tall. Stem branched from the base, branches erect-ascending, glandular-pubescent. Leaves mostly basal, 10-95 x 8-37 mm (including petiole), ovate, oblong to ovate-lanceolate, sinuate to ± lyrate-pinnatifid, the lobes often dentate themselves, cuneate, attenuate, pubescent. Flowers subsessile. Pedicel up to 3 mm long in fruit. Calyx 11-14 mm, up to 27 mm long in fruit, tubular-campanulate, pale green, glandular-pilose, dense so basally, prominently nervose in fruit; lobes 4-6 mm long, unequal, trinagular-subulate; glandular, ± reflexed in fruit. Corolla slightly exceeding the calyx, infundibuliform, yellow, purplish-suffused within; lobes ± unequal. Stamens ± included; anthers yellow. filaments pubescent. sometimes purplish-suffused. Style linear; stigma capitate, present slightly below the anthers. Pyxidium 4.5-6 mm long (including lid), broadly tubular; brownish-yellow, lid ± circular in outline. Seeds ± 1.2 mm long, subreniform, compressed, ruminate-rugose, greyish.

Fl. Per.: March-May.

Type: Described from Iran.

Distribution: S.E. Europe, Caucasus, W. Siberia, Turkey, Egypt, Arabia, Iran, Afghanistan, Pakistan and eastward to Tibet, Mongolia.